Grass is a type of plant with narrow leaves growing from the base. Their appearance as a common plant was in the mid-Cretaceous period. There are 12,000 species now.[3]
Grasses
Temporal range: Albian–Present
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[1]
Flowering head of meadow foxtail Alopecurus pratensis
Scientific classificatione
Kingdom:
Plantae
Clade:
Tracheophytes
Clade:
Angiosperms
Clade:
Monocots
Clade:
Commelinids
Order:
Poales
Clade:
Graminid clade
Family:
Poaceae
John Hendley Barnhart[2]
Type genus
Poa
L.
A common kind of grass is used to cover the ground in places such as lawns and parks. Grass is usually the color green. That is because they are wind-pollinated rather than insect-pollinated, so they do not have to attract insects. Green is the best colour for photosynthesis.
Grasslands such as savannah and prairie where grasses are dominant cover 40.5% of the land area of the Earth, except Greenland and Antarctica.[4]
Grasses are monocotyledon herbaceous plants. They include the "grass" of th